Home / 12,442,123.65-19,318,260.48

Finding the Third Proportional to 12,442,123.65 and 19,318,260.48

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Solution

The third proportional to 12,442,123.65 and 19,318,260.48 is: 29,994,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442,123.65 : 19,318,260.48 = 19,318,260.48 : x
  2. Step 2: Convert to fraction form
    12,442,123.65/19,318,260.48 = 19,318,260.48/x
  3. Step 3: Cross multiply
    12,442,123.65x = 19,318,260.48 × 19,318,260.48
  4. Step 4: Simplify right side
    12,442,123.65x = 373,195,187,991,211.75
  5. Step 5: Solve for x
    x = 373,195,187,991,211.75/12,442,123.65
  6. Step 6: Final answer
    x = 29,994,492.77

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.